CN204626502U - A kind of electric oil hybrid excavator - Google Patents
A kind of electric oil hybrid excavator Download PDFInfo
- Publication number
- CN204626502U CN204626502U CN201520269135.8U CN201520269135U CN204626502U CN 204626502 U CN204626502 U CN 204626502U CN 201520269135 U CN201520269135 U CN 201520269135U CN 204626502 U CN204626502 U CN 204626502U
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- transfer case
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- power shaft
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Abstract
The utility model relates to excavator technical field, particularly relate to a kind of electric oil hybrid excavator, it comprises installation motor on board a dredger, motor and transfer case, described transfer case is provided with the first power shaft, second power shaft and transfer case output shaft, engine power output is connected with the first power shaft and the second power shaft respectively with motor power output, one is provided with for controlling the first power shaft respectively and the interlocking shift fork of power transmission break-make between the second power shaft and transfer case output shaft in transfer case, transfer case output shaft is connected with the hydraulic pump of excavator hydraulic system, speed ratio shift fork is provided with in described transfer case, transfer case output shaft and the speed ratio of the second power shaft being connected motor have and equal 1 and be greater than 1 two kinds, motor and motor are for being arranged in parallel or being arranged vertically, described excavator is also provided with electric control box, electric control box is connected with motor.The utility model is reasonable in design, and layout is simple, easy to maintenance, can adapt to various different operating mode.
Description
Technical field
The utility model relates to excavator technical field, particularly relates to a kind of electric oil hybrid excavator.
Technical background
In prior art, hybrid system in hydraulic excavator mainly contains oil-liquid hybrid electric system and electric oil hybrid system two kinds, oil-liquid hybrid electric system is by hydraulic motor or hydraulic pump as auxiliary power source, and electric oil hybrid system is as auxiliary power source by motor.At present, domestic dispatch from foreign news agency oil hybrid excavator is all generally motor and motor are carried out connecting or being arranged in parallel; Existing series system, it has the following disadvantages: motor cost is high and be only applicable to specific model, is unfavorable for industrialization, and dismounting, the maintenance of motor are inconvenient, and motor speed is single, and it is poor to adapt to operating mode; , because the space in excavator case is very compact, there is the problem of motor arrangement difficulty in existing parallel way.Therefore, the important directions that simple, easy to maintenance, strong to the different adaptability for working condition electric oil hybrid excavator of a kind of layout is excavator research is researched and developed.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provides the electric oil hybrid excavator that a kind of layout is simple, easy to maintenance, strong to different adaptability for working condition.
For achieving the above object, the utility model is by the following technical solutions:
A kind of electric oil hybrid excavator, it comprises installation motor on board a dredger, motor and transfer case, described transfer case is provided with the first power shaft, the second power shaft and transfer case output shaft, described engine power output is connected with the first power shaft and the second power shaft respectively with motor power output, be provided with one in described transfer case for controlling the first power shaft respectively and the interlocking shift fork of power transmission break-make between the second power shaft and transfer case output shaft, described transfer case output shaft is connected with the hydraulic pump of excavator hydraulic system.
The first input gear group and the second input gear group is provided with in described transfer case, described first power shaft and the second power shaft are connected with the first input gear group and the second input gear group respectively, synchronized is provided with between described first input gear group and the second input gear group, described synchronized is connected with transfer case output shaft, described synchronized is connected power transmission between connection first power shaft and transfer case output shaft with the first input gear group, or synchronized is connected power transmission between connection second power shaft and transfer case output shaft with the second input gear group, described interlocking shift fork is arranged on synchronized.
Be provided with speed ratio shift fork in described transfer case, described speed ratio shift fork is for controlling transfer case output shaft and the speed ratio of the second power shaft being connected motor.
Described transfer case output shaft and the speed ratio of the second power shaft being connected motor have and equal 1 and be greater than 1 two kinds; Speed ratio equal 1 and be greater than 1 design, improve the compliance of excavator to different operating mode, select speed ratio to be greater than 1 and can to increase transfer case output shaft rotating speed, improve hydraulic pump flow, increase work efficiency.
Described motor and motor are for being arranged in parallel or being arranged vertically; Be arranged in parallel and be applicable to the more rich excavator type in inner space, be arranged vertically and be applicable to the compact excavator type in inner space, thus solve well and adopt motor and motor as the limited arrangement difficulty of arrangement space during dual power source.
Described excavator is also provided with electric control box, and described electric control box is connected with motor.
The utility model adopts above technical scheme, adopt motor and motor as dual power source, power transmission and distribution is carried out by transfer case, the break-make controlling motor and motor power transmission respectively and between transfer case output shaft is switched by the interlocking shift fork be arranged in transfer case, again transfer case output shaft is connected with the hydraulic pump of excavator hydraulic system, thus realizes motor and motor and can carry out the object of work by driven excavator.When selection motor drives operation as power source, switch the interlocking shift fork be arranged on synchronized, synchronized is connected with the first input gear group, thus the power transmission connected between the first power shaft of connecting engine clutch end and transfer case output shaft, and the power transmission simultaneously disconnected between the second power shaft of motor power output and transfer case output shaft, transfer case output shaft is connected with the hydraulic pump of excavator hydraulic system, by the power transmission of motor to hydraulic system, thus excavator is driven to carry out operation, when selection electricity consumption motivation drives operation as power source, electric control box is connected with external electrical network or power supply by cable drum, started by electric control box and control motor operation, switch the interlocking shift fork be arranged on synchronized, synchronized is connected with the second input gear group, thus connect the power transmission between the second power shaft and transfer case output shaft connecting motor power output, and the power transmission simultaneously disconnected between the first power shaft of engine power output and transfer case output shaft, transfer case output shaft is connected with the hydraulic pump of excavator hydraulic system, by the power transmission of motor to hydraulic system, thus drive excavator to carry out operation, the utility model is reasonable in design, and layout is simple, easy to maintenance, strong to different adaptability for working condition.
Accompanying drawing explanation
Now by reference to the accompanying drawings the utility model is further elaborated:
Fig. 1 is that the motor of the utility model electricity oil hybrid excavator and motor are arranged in parallel schematic diagram;
Fig. 2 is that the motor of the utility model electricity oil hybrid excavator and motor are arranged vertically schematic diagram.
Detailed description of the invention
As shown in Figure 1 or 2, the utility model comprises installation motor 1 on board a dredger, motor 2 and transfer case 3, described transfer case 3 is provided with the first power shaft 31, second power shaft 32 and transfer case output shaft 33, described motor 1 clutch end and motor 2 clutch end are connected with the first power shaft 31 and the second power shaft 32 respectively, one is provided with for controlling the first power shaft 31 respectively and the interlocking shift fork 34 of power transmission break-make between the second power shaft 32 and transfer case output shaft 33 in described transfer case 3, described transfer case output shaft 33 is connected with the hydraulic pump 4 of excavator hydraulic system.
The first input gear group 35 and the second input gear group 36 is provided with in described transfer case 3, described first power shaft 31 and the second power shaft 32 are connected with the first input gear group 35 and the second input gear group 36 respectively, synchronized 37 is provided with between described first input gear group 35 and the second input gear group 36, described synchronized 37 is connected with transfer case output shaft 33, described synchronized 37 is connected power transmission between connection first power shaft 31 and transfer case output shaft 33 with the first input gear group 35, or synchronized 37 is connected power transmission between connection second power shaft 32 and transfer case output shaft 33 with the second input gear group 36, described interlocking shift fork 34 is arranged on synchronized 37.
In described transfer case, 3 are provided with speed ratio shift fork 38, and described speed ratio shift fork 38 is for controlling transfer case output shaft 33 and the speed ratio of the second power shaft 32 being connected motor.
Described transfer case output shaft 33 and the speed ratio of the second power shaft 32 being connected motor have and equal 1 and be greater than 1 two kinds; Speed ratio equal 1 and be greater than 1 design, improve the compliance of excavator to different operating mode, select speed ratio to be greater than 1 and can to increase transfer case output shaft rotating speed, improve hydraulic pump flow, increase work efficiency.
Described motor 1 and motor 2 are for being arranged in parallel or being arranged vertically; Be arranged in parallel and be applicable to the more rich excavator type in inner space, be arranged vertically and be applicable to the compact excavator type in inner space, thus solve well and adopt motor and motor as the limited arrangement difficulty of arrangement space during dual power source.
Described excavator is also provided with electric control box 5, and described electric control box 5 is connected with motor 2.
The utility model adopts above technical scheme, adopt motor 1 and motor 2 as dual power source, power transmission and distribution is carried out by transfer case 3, the break-make controlling motor 1 and motor 2 power transmission respectively and between transfer case output shaft 33 is switched by the interlocking shift fork 34 be arranged in transfer case, again transfer case output shaft 33 is connected with the hydraulic pump 4 of excavator hydraulic system, thus realizes motor 1 and motor 2 and can carry out the object of work by driven excavator.When selection motor 1 drives operation as power source, switch the interlocking shift fork 34 be arranged on synchronized 37, synchronized 37 is connected with the first input gear group 35, thus the power transmission connected between the first power shaft 31 of connecting engine clutch end and transfer case output shaft 33, and the power transmission simultaneously disconnected between the second power shaft 32 of motor power output and transfer case output shaft 33, transfer case output shaft 33 is connected with the hydraulic pump 4 of excavator hydraulic system, by the power transmission of motor to hydraulic system, thus drive excavator to carry out operation, when selection electricity consumption motivation 2 drives operation as power source, electric control box 5 is connected with external electrical network or power supply by cable drum, start control motor 2 by electric control box 5 to operate, switch the interlocking shift fork 34 be arranged on synchronized 37, synchronized 37 is connected with the second input gear group 36, thus connect the power transmission between the second power shaft 32 and transfer case output shaft 33 connecting motor power output, and the power transmission simultaneously disconnected between the first power shaft 31 of engine power output and transfer case output shaft 33, transfer case output shaft 33 is connected with the hydraulic pump 4 of excavator hydraulic system, by the power transmission of motor 2 to hydraulic system, thus drive excavator to carry out operation.
More than describe and should not have any restriction to protection domain of the present utility model.
Claims (6)
1. an electric oil hybrid excavator, comprise installation motor on board a dredger, motor and transfer case, it is characterized in that: described transfer case is provided with the first power shaft, the second power shaft and transfer case output shaft, described engine power output is connected with the first power shaft and the second power shaft respectively with motor power output, be provided with one in described transfer case for controlling the first power shaft respectively and the interlocking shift fork of power transmission break-make between the second power shaft and transfer case output shaft, described transfer case output shaft is connected with the hydraulic pump of excavator hydraulic system.
2. the electric oil hybrid excavator of one according to claim 1, it is characterized in that: in described transfer case, be provided with the first input gear group and the second input gear group, described first power shaft and the second power shaft are connected with the first input gear group and the second input gear group respectively, synchronized is provided with between described first input gear group and the second input gear group, described synchronized is connected with transfer case output shaft, described synchronized is connected power transmission between connection first power shaft and transfer case output shaft with the first input gear group, or synchronized is connected power transmission between connection second power shaft and transfer case output shaft with the second input gear group, described interlocking shift fork is arranged on synchronized.
3. the electric oil hybrid excavator of one according to claim 1, is characterized in that: be provided with speed ratio shift fork in described transfer case, and described speed ratio shift fork is for controlling transfer case output shaft and the speed ratio of the second power shaft being connected motor.
4. the electric oil hybrid excavator of one according to claim 3, is characterized in that: described transfer case output shaft and the speed ratio of the second power shaft being connected motor have and equal 1 and be greater than 1 two kinds.
5. the electric oil hybrid excavator of one according to claim 1, is characterized in that: described motor and motor are for being arranged in parallel or being arranged vertically.
6. the electric oil hybrid excavator of one according to claim 1, it is characterized in that: described excavator is also provided with electric control box, described electric control box is connected with motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520269135.8U CN204626502U (en) | 2015-04-29 | 2015-04-29 | A kind of electric oil hybrid excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520269135.8U CN204626502U (en) | 2015-04-29 | 2015-04-29 | A kind of electric oil hybrid excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204626502U true CN204626502U (en) | 2015-09-09 |
Family
ID=54045546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520269135.8U Expired - Fee Related CN204626502U (en) | 2015-04-29 | 2015-04-29 | A kind of electric oil hybrid excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204626502U (en) |
-
2015
- 2015-04-29 CN CN201520269135.8U patent/CN204626502U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20170429 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |